engine AUDI A4 2000 B5 / 1.G AWM Engine Motronic Injection System Servicing Workshop Manual

AUDI A4 2000 B5 / 1.G AWM Engine Motronic Injection System Servicing Workshop Manual A4 2000 B5 / 1.G AUDI AUDI https://www.carmanualsonline.info/img/6/1091/w960_1091-0.png AUDI A4 2000 B5 / 1.G AWM Engine Motronic Injection System Servicing Workshop Manual

Page 1 of 79

AUDI A4 2000 B5 / 1.G AWM Engine Motronic Injection System Servicing Workshop Manual 24-1
 
     
Motronic injection system, 
servicing 
     
Safety precautions
 
      If special testing equipment is required during 
road test, note the following:  
     
WARNING! 
     
Test equipm

Page 3 of 79

AUDI A4 2000 B5 / 1.G AWM Engine Motronic Injection System Servicing Workshop Manual 24-2
      
It is possible that the control module will 
recognize a malfunction and store a DTC during 
some tests. After completing all tests and 
repairs, DTC memory should therefore be 
checked an

Page 5 of 79

AUDI A4 2000 B5 / 1.G AWM Engine Motronic Injection System Servicing Workshop Manual 24-4
 Technical data
 
Engine identification  
  
AWM (1.8 L / 5V/ 125 kW-engine)  
Idle speed  
Engine speed cannot be adjusted, it is regulated by idle 
stabilization    
Front Wheel Drive 
(FWD)

Page 7 of 79

AUDI A4 2000 B5 / 1.G AWM Engine Motronic Injection System Servicing Workshop Manual 24-6
 
  
 Repair Manual, 1.8 Liter 4
-Cyl. 5V Turbo Engine 
Mechanical, Engine Code(s): AWM, Engine Code(s): AWM, Repair Group 26; Secondary Air Injection (AIR) system, checking
    3 - 
Oxygen Senso

Page 8 of 79

AUDI A4 2000 B5 / 1.G AWM Engine Motronic Injection System Servicing Workshop Manual 24-7
 
  
 Repair Manual, 1.8 Liter 4
-Cyl. 5V Turbo Engine 
Mechanical, Engine Code(s): AWM, Repair Group 26; Secondary Air Injection (AIR) system, checking
 
  6 - 
Fuel pressure regulator 
Checking

Page 10 of 79

AUDI A4 2000 B5 / 1.G AWM Engine Motronic Injection System Servicing Workshop Manual 24-9
 
  
 Repair Manual, 1.8 Liter 4
-Cyl. 5V Turbo Engine 
Mechanical, Engine Code(s): AWM, Repair Group 26; Secondary Air Injection (AIR) system, checking
 
  13 - 
E-box, plenum chamber 
Installat

Page 12 of 79

AUDI A4 2000 B5 / 1.G AWM Engine Motronic Injection System Servicing Workshop Manual 24-10
 
  
 Repair Manual, 1.8 Liter 4
-Cyl. 5V Turbo Engine 
Mechanical, Engine Code(s): AWM, Repair Group 21, Charge air system with turbocharger, checking
    14 - 
Clutch vacuum vent valve switch

Page 14 of 79

AUDI A4 2000 B5 / 1.G AWM Engine Motronic Injection System Servicing Workshop Manual 24-12
 
  
 Repair Manual, 1.8 Liter 4
-Cyl. 5V Turbo Engine 
Mechanical, Engine Code(s): AWM, Repair Group 21, Charge air system with turbocharger, checking
   
 Repair Manual, 1.8 Liter 4
-Cyl. 5V T

Page 15 of 79

AUDI A4 2000 B5 / 1.G AWM Engine Motronic Injection System Servicing Workshop Manual 24-13
 
    
The following harness connectors are located below the coolant 
expansion tank:  Fig. 1  Installation location, harness connectors
1 - 4-pin harness connector, brown
  for Oxygen Sensor (

Page 17 of 79

AUDI A4 2000 B5 / 1.G AWM Engine Motronic Injection System Servicing Workshop Manual 24-15
 
    
Fig. 5  Installation position, Throttle Position (TP) sensor -G79- 
and sender 2 for accelerator pedal position -G185- 
    
Fig. 6  Installation positions in E-box, plenum chamber
1 - En
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